[2020-10-14] SK텔레콤, 해수부와 지능형 항만 5G 테스트베드 구축 MOU 조세일보 0 14 2020.10.14 16:03 http://www.joseilbo.com/news/news_read.php?class=78&uid=408216 + 5 http://www.joseilbo.com/Contents/rss/rss_total.php + 3